Liftoff looking likely in Mahia and eager spectators are assembling at a viewing site.

A Kiwi astrophysicist has helped reveal how most of the antimatter in the Milky Way forms.

Weather has again caused a Rocket Lab to delay a launch attempt at Mahia.

A mystery star behind an 'alien megastructure' theory is acting strangely again.

Rocket Lab has scrubbed a potential launch of the Electron rocket due to high winds.

Apollo 11 'moon dust' mistakenly sold on government website in 2015 to go up for sale.

Kiwis are about to get a deep insight into a $100 million hunt for intelligent alien life.

Kiwi space outfit Rocket Lab enters the final countdown to historic test launch.

What's a "safe" distance to survive a nearby supernova? Scientists say 40-50 light years.

Extreme athletes aren't simply adrenaline junkies with a death wish, scientists say.

Jupiter's moon Io has a 200km-wide lava lake with waves of molten rock that clash.

A couple have accepted a slightly less scientific reason for the "space rock" they found.

Scientists from Nasa have discovered a potential 'sunblock' for humans on Mars.

Joyce Lockyer and husband Graeme found a dark grey rock in the garden.

Professor Stephen Hawking has made an ominous warning to the human race.

SpaceX launched a mission for US military, marking its fifth successful mission of 2017.

Investors wonder: Is oil the water of the coming Space Age?

The digital signal will reach 55 Cancri by 2057 which many hope might support alien life.

Scientist believes there may be evidence an extinct alien species once inhabited earth.

WATCH: A stadium-sized balloon launch has gone ahead in Wanaka.

Astronaut Thomas Pesquet wrote that he'd 'love to explore' New Zealand.

An Auckland photographer captured the weekend's aurora spectacle over the Manukau Heads.

The European Space Agency is worried about the amount of space debris above us.

People under the influence of psychedelic drugs attain a "higher" state of consciousness.

NZ cosmologist Professor Richard Easther talks gravity with science writer Marcus Chown.

NASA has again postponed the Wanaka launch of a huge balloon planned to study "near space"

Space debris is a growing problem.

An investigator went too far in pursuit of the widow of a Nasa engineer.

Astronomers say they've captured images of the monster that weighs four million suns.

Satellite images offer a dramatic perspective of Edgecumbe before and after the flood.